package com.melorour.product.utils;

import java.util.Random;

/**
 * @author Melorour on 2018/4/13.
 */

public class KeyUtil {

    public static String genUniqueKey() {
        Random random = new Random();
        Integer number = random.nextInt(90000) + 10000;
        return System.currentTimeMillis() + String.valueOf(number);
    }
}
